Blast Parameter Optimization Study Based on a Blast Crater Experiment

Table 5

Regression analysis coefficient.

Name	1	2
Regression coefficient b(i)	b=2.29e^−4	b=9.75e^−3
Standard regression coefficient B(i)	B=5.98e^−2	B=0.952
Partial regression square sum U(i)	U=9.44e^−5	U=2.39e^−2
Partial correlation coefficient ρ(i)	ρ=0.2847	ρ(2,1)=0.9783
Multiple correlation coefficient	R=0.9858	R^2=0.9717
Regression square sum:	U=3.68e^−2